diff --git a/src/test/test-acl-util.c b/src/test/test-acl-util.c
index 7b66e189ba..70ffdbc519 100644
--- a/src/test/test-acl-util.c
+++ b/src/test/test-acl-util.c
@@ -49,7 +49,7 @@ static void test_add_acls_for_user(void) {
         assert_se(system(cmd) == 0);
 
         if (getuid() == 0) {
-                const char *nobody = "nobody";
+                const char *nobody = NOBODY_USER_NAME;
                 r = get_user_creds(&nobody, &uid, NULL, NULL, NULL);
                 if (r < 0)
                         uid = 0;
diff --git a/src/test/test-capability.c b/src/test/test-capability.c
index 6c41e1ca15..e5db52d404 100644
--- a/src/test/test-capability.c
+++ b/src/test/test-capability.c
@@ -108,7 +108,7 @@ static int setup_tests(bool *run_ambient) {
         struct passwd *nobody;
         int r;
 
-        nobody = getpwnam("nobody");
+        nobody = getpwnam(NOBODY_USER_NAME);
         if (!nobody) {
                 log_error_errno(errno, "Could not find nobody user: %m");
                 return -EXIT_TEST_SKIP;